The calculated distance (air line) between Lenart v Slov. Goricah and Izola is approximately 126 miles respectively 203 kilometers.
By car or train, the actual journey to Izola is certainly longer, as only the direct route (as the crow flies) between Lenart v Slov. Goricah and Izola has been calculated here.
Air line (approximately)
203 kilometers
110 nautical miles